<!-- 支付结果页面 -->
<template>
	<s-layout title="支付结果" :bgStyle="{ color: '#FFF' }">
		<view class="pay-result-box ss-flex-col ss-row-center ss-col-center">
			<view class="pay-waiting ss-m-b-30" v-if="payResult === 'waiting'"> </view>
			<image class="pay-img ss-m-b-30" v-if="payResult === 'success'"
				:src="sheep.$url.static('/assets/addons/shopro/uniapp/order/order_pay_success.gif')"></image>
			<image class="pay-img ss-m-b-30" v-if="['failed', 'closed'].includes(payResult)"
				:src="sheep.$url.static('/assets/addons/shopro/uniapp/order/order_paty_fail.gif')"></image>
			<view class="tip-text ss-m-b-30" v-if="payResult == 'success'">{{
        state.orderInfo.pay_mode === 'offline' ? '下单成功' : '支付成功'
      }}</view>
			<view class="tip-text ss-m-b-30" v-if="payResult == 'failed'">支付失败</view>
			<view class="tip-text ss-m-b-30" v-if="payResult == 'closed'">该订单已关闭</view>
			<view class="tip-text ss-m-b-30" v-if="payResult == 'waiting'">检测支付结果...</view>
			<view class="pay-total-num ss-flex" v-if="payResult === 'success'">
				<view v-if="Number(state.orderInfo.pay_fee) > 0">￥{{ state.orderInfo.pay_fee }}</view>
				<view v-if="state.orderInfo.score_amount && Number(state.orderInfo.pay_fee) > 0">+</view>
				<view class="price-text ss-flex ss-col-center" v-if="state.orderInfo.score_amount">
					<image :src="sheep.$url.static('/assets/addons/shopro/uniapp/goods/score1.svg')" class="score-img">
					</image>
					<view>{{ state.orderInfo.score_amount }}</view>
				</view>
			</view>
			<view class="btn-box ss-flex ss-row-center ss-m-t-50">
				<button class="back-btn ss-reset-button" @tap="sheep.$router.go('/pages/index/index')">
					返回首页
				</button>
				<button class="check-btn ss-reset-button" v-if="payResult === 'failed'"
					@tap="sheep.$router.redirect('/pages/pay/index', { orderSN: state.orderId })">
					重新支付
				</button>
				<button class="check-btn ss-reset-button" v-if="payResult === 'success'" @tap="onOrder">
					查看订单
				</button>
				<button class="check-btn ss-reset-button" v-if="
            payResult === 'success' &&
            ['groupon', 'groupon_ladder'].includes(state.orderInfo.activity_type)
          " @tap="sheep.$router.redirect('/pages/activity/groupon/order')">
					我的拼团
				</button>
			</view>
			<!-- #ifdef MP -->
			<view class="subscribe-box ss-flex ss-m-t-44">
				<image class="subscribe-img" :src="sheep.$url.static('/assets/addons/shopro/uniapp/order/cargo.png')">
				</image>
				<view class="subscribe-title ss-m-r-48 ss-m-l-16">获取实时发货信息与订单状态</view>
				<view class="subscribe-start" @tap="subscribeMessage">立即订阅</view>
			</view>
			<!-- #endif -->
		</view>
	</s-layout>
</template>

<script setup>
	import {
		onLoad,
		onHide,
		onShow
	} from '@dcloudio/uni-app';
	import {
		reactive,
		computed
	} from 'vue';
	import {
		isEmpty
	} from 'lodash';
	import sheep from '@/sheep';

	const state = reactive({
		orderId: 0,
		orderType: 'goods',
		result: 'unpaid', // 支付状态
		orderInfo: {}, // 订单详情
		counter: 0, // 获取结果次数
	});

	const payResult = computed(() => {
		if (state.result === 'unpaid') {
			return 'waiting';
		}
		if (state.result === 'paid') {
			return 'success';
		}
		if (state.result === 'failed') {
			return 'failed';
		}

		if (state.result === 'closed') {
			return 'closed';
		}
	});

	async function getOrderInfo(orderId) {
		let checkPayResult;
		state.counter++;
		if (state.orderType === 'recharge') {
			checkPayResult = sheep.$api.trade.order;
		} else {
			checkPayResult = sheep.$api.order.detail;
		}
		const {
			data,
			code
		} = await checkPayResult(orderId);
		if (code === 1) {
			state.orderInfo = data;
			if (state.orderInfo.status === 'closed') {
				state.result = 'closed';
				return;
			}
			if (state.orderInfo.status !== 'unpaid') {
				state.result = 'paid';
				// #ifdef MP
				subscribeMessage();
				// #endif
				return;
			}
		}
		if (state.counter < 3 && state.result === 'unpaid') {
			setTimeout(() => {
				getOrderInfo(orderId);
			}, 1500);
		}
		// 超过三次检测才判断为支付失败
		if (state.counter >= 3) {
			state.result = 'failed';
		}
	}

	function onOrder() {
		if (state.orderType === 'recharge') {
			sheep.$router.redirect('/pages/pay/recharge-log');
		} else {
			sheep.$router.redirect('/pages/order/list');
		}
	}

	// #ifdef MP
	function subscribeMessage() {
		let event = ['order_dispatched'];
		if (['groupon', 'groupon_ladder'].includes(state.orderInfo.activity_type)) {
			event.push('groupon_finish');
			event.push('groupon_fail');
		}
		sheep.$platform.useProvider('wechat').subscribeMessage(event);
	}
	// #endif

	onLoad(async (options) => {
		let id = '';
		// 支付订单号
		if (options.orderSN) {
			id = options.orderSN;
		}
		if (options.id) {
			id = options.id;
		}
		state.orderId = id;

		if (options.orderType === 'recharge') {
			state.orderType = 'recharge';
		}

		// 支付结果传值过来是失败，则直接显示失败界面
		if (options.payState === 'fail') {
			state.result = 'failed';
		} else {
			// 轮询三次检测订单支付结果
			getOrderInfo(state.orderId);
		}
	});

	onShow(() => {
		if (isEmpty(state.orderInfo)) return;
		getOrderInfo(state.orderId);
	})

	onHide(() => {
		state.result = 'unpaid';
		state.counter = 0;
	});
</script>

<style lang="scss" scoped>
	@keyframes rotation {
		0% {
			transform: rotate(0deg);
		}

		100% {
			transform: rotate(360deg);
		}
	}

	.score-img {
		width: 36rpx;
		height: 36rpx;
		margin: 0 4rpx;
	}

	.pay-result-box {
		padding: 60rpx 0;

		.pay-waiting {
			margin-top: 20rpx;
			width: 60rpx;
			height: 60rpx;
			border: 10rpx solid rgb(233, 231, 231);
			border-bottom-color: rgb(204, 204, 204);
			border-radius: 50%;
			display: inline-block;
			// -webkit-animation: rotation 1s linear infinite;
			animation: rotation 1s linear infinite;
		}

		.pay-img {
			width: 130rpx;
			height: 130rpx;
		}

		.tip-text {
			font-size: 30rpx;
			font-weight: bold;
			color: #333333;
		}

		.pay-total-num {
			font-size: 36rpx;
			font-weight: 500;
			color: #333333;
			font-family: OPPOSANS;
		}

		.btn-box {
			width: 100%;

			.back-btn {
				width: 190rpx;
				height: 70rpx;
				font-size: 28rpx;
				border: 2rpx solid #dfdfdf;
				border-radius: 35rpx;
				font-weight: 400;
				color: #595959;
			}

			.check-btn {
				width: 190rpx;
				height: 70rpx;
				font-size: 28rpx;
				border: 2rpx solid #dfdfdf;
				border-radius: 35rpx;
				font-weight: 400;
				color: #595959;
				margin-left: 32rpx;
			}
		}

		.subscribe-box {
			.subscribe-img {
				width: 44rpx;
				height: 44rpx;
			}

			.subscribe-title {
				font-weight: 500;
				font-size: 32rpx;
				line-height: 36rpx;
				color: #434343;
			}

			.subscribe-start {
				color: var(--ui-BG-Main);
				font-weight: 700;
				font-size: 32rpx;
				line-height: 36rpx;
			}
		}
	}
</style>